logistics/sell/sell_price.py

import json
import math
import sys
# sys.path.append(r'D:\test\logistics\sell')
import pandas as pd
from sell.base_sell_price import SellPriceBase
from utils.Package import Package, Package_group
from utils.gtools import MySQLconnect,DBconnect
import math
import re
# 取计算订单物流费的参数
with DBconnect() as db:
    express_dict= pd.read_sql("SELECT * FROM us_shop_logistics",db.eng)

# 构建字典
air_small_dict = dict(zip(express_dict['g'], express_dict["空运usps_v2"]))
air_big_dict = dict(zip(express_dict['g'], express_dict["空运fedex_v2"]))
ocean_price_dict = dict(zip(express_dict['g'], express_dict["海运物流配置_v2"]))
def ocean_order_price(packages):
    express_fee = 0 # 快递基础费
    long_fee = 0 # 超长费
    weight_fee = 0 # 超重费
    big_fee = 0 # 大包裹费
    express_type = ''
    express_type_weight = ''
    express_type_length = ''
    for package in packages:
        for key, value in ocean_price_dict.items():
            if max(package.get_volume_weight(8500)*1000, package.weight) <=key:
                express_fee+=value
                break
        if package.fst_size>=116 or package.sed_size>=71 or package.girth>=251:
            long_fee += 16.3
            if express_type_length == '':
                express_type_length ="超长"
        if package.weight>=21000 and package.fst_size<238 and package.girth<315:
            weight_fee+=25.5
            express_type_weight ="超重"
        if package.fst_size>=238 or package.girth>=315:
            big_fee+=61.6
            express_type_length ="大包裹"
    express_fee = express_fee + long_fee + weight_fee + big_fee
    express_type = express_type_length + express_type_weight

    # 卡派（步长为3）
    ltl_base = 0
    ltl_fee = 0
    count1 = 0
    count2 = 0
    count3 = 0
    count4 = 0
    ltl_type = '卡派'
    order_type_length=''
    order_type_weight=''
    order_ltl_oversize = 0
    order_ltl_overweight1 = 0
    order_ltl_overweight2 = 0
    order_ltl_overpackage = 0
    sku_total_cubic_feet = 0
    for package in packages:
        cubic_feet= package.length * package.width * package.height / 1000000 * 35.3
        sku_total_cubic_feet += cubic_feet
        # 卡派额外费用
        if package.fst_size>= 250:
            count1 += 1
            order_ltl_oversize = 118
            if order_type_length == '':
                order_type_length = '超长'
        if package.weight >= 111000:
            count2 += 1
            order_ltl_overweight1 = 78
            order_type_weight = '超重'
        if package.weight >= 130000:
            count3 += 1
            order_ltl_overweight2 = 30
        if package.fst_size >= 310:
            count4 += 1
            order_ltl_overpackage = 30
            order_type_length = '大包裹'
        order_type2 = ltl_type +order_type_length+ order_type_weight

    # 卡派基础费用 体积/1000000 *35.3
    if sku_total_cubic_feet < 25:
        ltl_base = round(163 / 0.45 / 2, 2)  # 181.11

    elif sku_total_cubic_feet < 35:
        ltl_base = round(180 / 0.45 / 2, 2)  # 200
    else:
	        # 大于一个立方的（35立方英尺） 按照每立方英尺*5美金
        # 最低为190美金
        ltl_base = round(max(190, 5 * sku_total_cubic_feet) / 0.359 / 2)

        
    ltl_fee = math.ceil(count1 / 3) * order_ltl_oversize + math.ceil(count2 / 3) * order_ltl_overweight1 + math.ceil(
        count3 / 3) * order_ltl_overweight2 + math.ceil(count4 / 3) * order_ltl_overpackage + ltl_base

    if ltl_fee < express_fee:
        ocean_fee = ltl_fee
        order_type = order_type2
    else:
       ocean_fee = express_fee
       order_type = express_type
    return ocean_fee, order_type

def air_order_price(packages):
    express_fee = 0 
    express_type = ''
    for package in packages:
        price=0
        bill_weight = max(package.weight, package.get_volume_weight(8500))
        if package.weight<=420 and package.fst_size<=50 and package.sed_size<=40 and package.trd_size<=30:
            for key, value in air_small_dict.items():
                if package.weight <=key:
                    price =value
                    break
        elif package.weight<=2718 and package.fst_size<=50 and package.sed_size<=40 and package.trd_size<=30:
            for key, value in air_small_dict.items():
                if bill_weight <=key:
                    price =value
                    break
        else:
            for key, value in air_big_dict.items():
                if bill_weight <=key:
                    price =value
                    break
        if package.weight<=420:
            express_fee+=((((min(max(package.density,37),337)*0.093+27.7)/6+0.65)*package.get_volume_weight(6000))*0.3+price)/0.45
            if express_type == '':
                express_type='USPS'
        elif package.weight<=2718:
            express_fee+=(((min(max(package.density,37),337)*0.093+27.7)/6+0.65)*package.get_volume_weight(8500)*0.3+price)/0.45
            if express_type == '' or express_type == 'USPS':
                express_type='UandF'
        else:
            express_fee+=(((min(max(package.density,37),337)*0.093+27.7-1.08)/6+0.65-1.06)*package.get_volume_weight(8500))/0.45+price
            express_type='FEDEX'
    return express_fee, express_type

# 美国售价2025
def call_sell_price_2025(price, package_dict):
    """
    price:采购价
    package_dict:包裹数据
    head_type:头程类型 海运/空运
    """
    packages = Package_group()
    def extract_number(value):
    # 提取字符串中的第一个数字
        match = re.search(r"[-+]?\d*\.\d+|\d+", str(value))
        return float(match.group()) if match else 0.0
   
    for key, package in package_dict.items():
        package['长'] = extract_number(package['长'])
        package['宽'] = extract_number(package['宽'])
        package['高'] = extract_number(package['高'])
        package['重量'] = extract_number(package['重量'])
    
        if package['长'] == 0 or package['宽'] == 0 or package['高'] == 0 or package['重量'] == 0:
            return  0,0,0
        packages.add_package(Package(key,package['长'], package['宽'], package['高'], package['重量']))
            
    if packages is None:
        return 0,0,0
    litfad = SellPriceBase.litfad_2025(packages, price,1)
    # 修改版本,网站售价
    sell_price = litfad.cal_sell_price_2025()

    return sell_price


if __name__ == '__main__':
    package_dict = {
        '1': {'长': 10, '宽': 10, '高': 10, '重量': 10},
        '2': {'长': 20, '宽': 20, '高': 20, '重量': 20},
        '3': {'长': 30, '宽': 30, '高': 30, '重量': 30},
        '4': {'长': 40, '宽': 40, '高': 40, '重量': 40},
        '5': {'长': 50, '宽': 50, '高': 50, '重量': 50},
    }
    price = 100
    sell_price,order_price,order_type = call_sell_and_order_price(price, package_dict)
    print(sell_price,order_price,order_type)